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Specifications
Lifetime:
2000hrs@105℃
Operating Temperature:
-25℃~+105℃
Capacitance:
33uF
Height - Seated (Max):
20mm
Pin Spacing:
7.5mm
Voltage Rating:
400V
Diameter:
16mm
Tolerance:
±20%
Ripple Current:
250mA@120Hz
Mfr. Part #:
33uF400V16x20KM
Package:
Through Hole,D16xL20mm
Key Attributes
Model Number:
33uF400V16x20KM
Product Description
Product Overview
This document outlines the specifications for the KM Series Aluminum Electrolytic Capacitor manufactured by HUBEIMILANG ELECTRONICS CO.,LTD. It details the product's physical dimensions, electrical characteristics, testing procedures, marking, packaging, and storage conditions.
Product Attributes
- Brand: MILANG XINGCHAUNG ELECTRONICS CO.,LTD
- Product Series: KM Series
- Origin: China
- Material: Aluminum Electrolytic Capacitor
- Sleeve: Black PET with white lettering
- Certifications: RoHS
Technical Specifications
| Part Number | Series | Capacitance (uF) | Rated Voltage (V) | Size (D x L) mm | Tolerance | Dissipation Factor (DF) / 120Hz | Leakage Current (uA) / 60s | Impedance () / 100KHz | Life (Hrs) | Ripple Current (mA) / 120Hz @105 | Surge Voltage (V) | Working Temperature () |
| KM | KM | 33.0 | 400 | 16.0 X 20.0 | -20% ~ +20% | 15 | 396.0 | / | 2000 | 250 | 450 | -25 ~ +105 |
Dimensions (Unit: mm)
| D | L | F | d |
| 16.0 0.5 | 20.0 1.5 | 7.5 0.5 | 0.8 0.05 |
Ripple Current Multiplier for Frequency
| Frequency | CAP10 | 10CAP100 | 100CAP1000 | CAP1000 |
| 50Hz/60Hz | 0.65 | 0.75 | 0.80 | 0.85 |
| 120Hz | 1.00 | 1.00 | 1.00 | 1.00 |
| 1KHz | 1.75 | 1.5 | 1.3 | 1.05 |
| 10KHz | 2.3 | 1.75 | 1.4 | 1.08 |
| 50100KHz | 2.50 | 1.80 | 1.40 | 1.08 |
Ripple Current Multiplier for Temperature
| Temperature () | 45 | 60 | 70 | 85 | 95 | 105 |
| Multiplier | 2.30 | 2.10 | 2.00 | 1.7 | 1.40 | 1.00 |
Marking Details
| Item | Description |
| 1 | Company Logo |
| 2 | Capacitance and Rated Voltage |
| 3 | Polarity Bar |
| 4 | Product Series |
| 5 | Operating Temperature Range and Capacitance Tolerance |
| 6 | RoHS Mark |
| 7 | Production Date (e.g., 2502 for Feb 2025) |
| 8 | Sleeve Material |
Test Items
| No. | Test Item | Conditions | Specifications | |
| 1 | Maximum permissible ripple current | Temperature:1052, Voltage:DC.Voltage+peak ripple voltageRated voltage, Ripple frequency: 120Hz | Refer to table | |
| 2 | Surge | Temperature:1052, Applied voltage: see specification, Duration:1000 cycles | 1.No electrical or mechanical damage. 2.Capacitance change within 15%. 3.D.F.smaller than specification volue. 4.Leakage current smaller than specification volue. | |
| 3 | Temperature Cycle | One Cycle: Rated low category temperature3 (303min) to 25 (3MAX min), Total number of cycles: 5 | 1.No appearance defect. 2.Capacitance change within 5%. 3.D.F.smaller than specification value. 4.Leakage current smaller than specification value. | |
| 4 | Resistance to Soldering Heat | Warm up time:1202 seconds to reach 1202, Solder bath temperature: 2605, Immersion depth: 1.5 to 2.0mm, Immersion duration: 101 seconds | 1.No appearance defect. 2.Capacitance change within 5%. 3.D.F.smaller than specification value. 4.Leakage current smaller than specification value. | |
| 5 | Solder Ability | Solder bath temperature: 2355, Immersion depth: 1.5 to 2.0mm, Immersion duration: 101 seconds | A minimum of 95% the immersed surface is to be coated with the new solder | |
| 6 | Low Temperature Characteristics (Max. Impedance Ratio) | Working Voltage (v) | Z(-40)/Z(+20): 8 (6.3V) to 3 (100V); Z(-25)/Z(+20): 3 (160V) to 8 (450V) | |
| 7 | High Humidity Storage | Temperature:402, Relative humidity:90 to 95%, Duration:2408 hours | 1.No electrical or mechanical damage. 2.Capacitance change within 15%. 3.D.F.smaller than specification volue. 4.Leakage current smaller than specification volue. | |
| 8 | Vent | Capacitor diameter | Applied current (A) / Minutes: Less than 22.4mm (1A/30min), More than 22.5mm (10A/9min) | No explosion, flash, flame, spark or fire. |
| 9 | Terminal Strength: Tensile/Bending | Tensile test: 0.5d0.8 (10N/101sec), 0.8d1.25 (20N/101sec); Bending test: 0.5d0.8 (5N), 0.8d1.25 (10N) | 1.No electrical or mechanical damage. 2.No appearance damage. | |
| 10 | Vibration | Frequency range: 10 Hz to 55 Hz, Amplitude: 1.5 mm, Duration: 2 hours per direction (3 directions) | 1.No electrical or mechanical damage. 2.No appearance damage. | |
| 11 | Endurance | Capacitors are placed in an oven and applied voltage for 2000 hours at 105. | 1.Capacitance change within 20% of the initial value. 2.D.F.change within 200% of the specified value. 3.Leakage current smaller than specification value. | |
| 12 | Shelf Life | Capacitors are placed in an oven for 1000 hours at 105 without applying rated working voltage. | 1.Capacitance change within 20% of the initial value. 2.D.F.change within 200% of the specified value. 3.Leakage current within 200% of the specification value. |
Packaging
| Type | Inner Box Dimensions (L x W x H) mm | Outer Box Dimensions (L x W x H) mm |
| Bulk Packing | N/A | 420X327X270 |
| Taped Packing | 345X235X55 | 490X355X295 |
| Box Packing | 345X235X55 | 490X355X295 |
Storage Conditions
- Storage Temperature: 35
- Storage Humidity: 75% RH
- Shelf Life: One year (re-charging required after one year)
2507111630_Econd-33uF400V16x20KM_C49332857.pdf
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